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Big Block Chevy 481x Mild Steel Header Flange

Big Block Chevy 481x Mild Steel Header Flange
Pricing: $39.95

Customize Your Item

- Flange Port Size -
 * required
- Welded Primary Stubs -
 * required


AJPE 481x Mild Steel Header Flange

Precision laser cut form 3/8" thick steel, our header flanges are manufactured in the U.S. and are machine surfaced. These header flanges are compatible with the aftermarket Alan Johnson Performance Engineering 481x cylinder heads.

We have these available in 2 1/8" or 2 1/2" port sizes.�

We carry over 250 different header flange designs, so if you don't see the flange you're looking for, talk with one our tech reps about custom header flange cutting.

Flanges sold separately.


Shipping Information

  • Item Requires Shipping
  • 3.0 lbs.
  • W5.0000” x H5.0000” x L21.0000”

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